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Latest Details
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Name
  V2130 Cyg  
AAVSO UID
000-BCM-086 (4 observations)  
Constellation
Cygnus Sequence
J2000.0
20 39 33.32 +40 34 46.8  (309.88883 +40.57967) Search nearby
B1950.0 20 37 43.49 +40 24 07.0
Proper motion
RA: 6.28 +/- 0.38 mas/yDec: 1.86 +/- 0.62 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 80.355 -0.605
Other names

(Internal only)
ADS 14126 AB BD+40 4266 HD 197018
HIP 101949 HR 7911 SAO 49899
TYC 3157-1482-1 TYC 3157-1482-2  
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Variability type
ACV
Spectral type B8IIIp
Mag. range
6.06 - 6.08 V
Discoverer --
Epoch
20 Sep 1998 (HJD 2451077.04) Ephemeris
Outburst --
Period 5.9617 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Visual binary made up of two similar 6.8 mag. stars 0.85" apart. Any of the two could be the variable.
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References
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1 Adelman, S. J.; Meadows, S. A., 2002, uvby photometry of the CP stars HR
149, HD 32966, HD 171782, and HR 7911
2002A&A...390.1023A
2 European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200
1997yCat.1239....0E
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 6.21H = 6.34K = 6.36J - K = -0.15
AllWISE W1 = 6.37W2 = 6.33W3 = 6.50W4 = 6.22W1 - W2 = 0.04W3 - W4 = 0.28
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2014-01-23 09:48 UTC Type, spectral type, period and epoch from 2002A&A...390.1023A. Range from HIPPARCOS data.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 19:53 UTC Added period, epoch and spectral type from [1997yCat.1239....0E].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.